Update c-ares from 0.16.1 to 0.17.2

MAKEAYAMLHAPPY-12345

ref:6a83ac3af883b2fc963128b7993f0a467b0000cb

1 files changed, 0 insertions, 79 deletions

diff --git a/contrib/libs/c-ares/ares_writev.c b/contrib/libs/c-ares/ares_writev.c
deleted file mode 100644
index e812c09e1c5..00000000000
--- a/contrib/libs/c-ares/ares_writev.c
+++ /dev/null
@@ -1,79 +0,0 @@
-
-
-/* Copyright 1998 by the Massachusetts Institute of Technology.
- *
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that the above copyright
- * notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting
- * documentation, and that the name of M.I.T. not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * M.I.T. makes no representations about the suitability of
- * this software for any purpose.  It is provided "as is"
- * without express or implied warranty.
- */
-
-#include "ares_setup.h"
-
-#ifdef HAVE_LIMITS_H
-#  include <limits.h>
-#endif
-
-#include "ares.h"
-#include "ares_private.h"
-
-#ifndef HAVE_WRITEV
-ares_ssize_t ares_writev(ares_socket_t s, const struct iovec *iov, int iovcnt)
-{
-  char *buffer, *bp;
-  int i;
-  size_t bytes = 0;
-  ares_ssize_t result;
-
-  /* Validate iovcnt */
-  if (iovcnt <= 0)
-  {
-    SET_ERRNO(EINVAL);
-    return (-1);
-  }
-
-  /* Validate and find the sum of the iov_len values in the iov array */
-  for (i = 0; i < iovcnt; i++)
-  {
-    if (iov[i].iov_len > INT_MAX - bytes)
-    {
-      SET_ERRNO(EINVAL);
-      return (-1);
-    }
-    bytes += iov[i].iov_len;
-  }
-
-  if (bytes == 0)
-    return (0);
-
-  /* Allocate a temporary buffer to hold the data */
-  buffer = ares_malloc(bytes);
-  if (!buffer)
-  {
-    SET_ERRNO(ENOMEM);
-    return (-1);
-  }
-
-  /* Copy the data into buffer */
-  for (bp = buffer, i = 0; i < iovcnt; ++i)
-  {
-    memcpy (bp, iov[i].iov_base, iov[i].iov_len);
-    bp += iov[i].iov_len;
-  }
-
-  /* Send buffer contents */
-  result = swrite(s, buffer, bytes);
-
-  ares_free(buffer);
-
-  return (result);
-}
-#endif
-